/**
 * 
 */
package org.cuatrovientos.erp.controller;


import java.sql.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.validation.Valid;

import org.apache.log4j.Logger;
import org.cuatrovientos.erp.business.BOGenericInterface;
import org.cuatrovientos.erp.business.CustomerBO;
import org.cuatrovientos.erp.model.Customer;
import org.springframework.stereotype.Controller;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.beans.factory.annotation.Autowired;



/**
 * Controller class form Customer management
 * @author Daniel Cobo
 *
 */
@Controller
public class CustomerController {

	// Get log4j logger
	private static final Logger logger = Logger.getLogger(CustomerController.class);

	@Autowired
    private CustomerBO customerBO;
    
        /**
         * default constructor
         */
        public CustomerController () {
               logger.info("Customer BEAN instantiated");
                
        }
        
        
        
        /**
         * handles default /customer or /customer/list request
         * @param model
         * @return the name of the view to show
         *  @RequestMapping({"/customer","/customer/list"})
         */
        @RequestMapping({"/customer","/customer/list"})
        public ModelAndView customerDefault() {
        	logger.info("default");
 
                Map<String, Object> model = new HashMap<String, Object>();

                List<Customer> customerList = customerBO.selectAll();
                model.put("customers", customerList );
                return new ModelAndView("CustomerList", model);     
        }



        /**
         * handles delete customer, and redirect to customer default
         * @param model
         * @return the name of the view to show
         *  @RequestMapping({"/customer","/customer/list"})
         */
        @RequestMapping(method=RequestMethod.GET,value={"/customer/delete"})
        public String deleteCustomer(@RequestParam(value="id", defaultValue="", required=true) int id) {
        	logger.info("delete " + id);

            customerBO.deleteById(id);
            return "redirect:/customer";

        }
        
        /**
         * handles new customer request. In the jsp we are using spring's form:form tags
         * Spring expects a model called by default 'command' or any name
         * we set to it: in this case "customer"
         * @return the name of the view to show
         * @RequestMapping({"/customer/new"})
         */
        @RequestMapping(method=RequestMethod.GET,value={"/customer/new"})
        public ModelAndView newCustomer() {
        		logger.info("new customer ");
                Customer customer = new Customer();
               
                return new ModelAndView("NewCustomer", "customer", customer);
        }
        
        /**
         * handles new customer request. In the jsp we are using spring's form:form tags
         * Spring expects a model called by default 'command' or any name
         * we set to it.
         * @return the name of the view to show
         * @RequestMapping({"/customer/new"})
         */
        @RequestMapping(method=RequestMethod.POST,value={"/customer/save"})
        public String newCustomer(@Valid Customer customer, BindingResult bindingResult) {
        		logger.info("new customer " + customer.toString());
        		
        		// In case of validation errors, go back to form
        		if (bindingResult.hasErrors()) {
        			Map<String, Object> model = new HashMap<String, Object>();
        			model.put("customer", customer);
        			return "NewCustomer";
        		}
        		
        		// If data is ok, insert and go on
                customerBO.insert(customer);
                return "redirect:/customer";
        }
        
        /**
         * handles delete customer, and redirect to customer default
         * @param model
         * @return the name of the view to show
         *  @RequestMapping({"/customer","/customer/list"})
         */
        @RequestMapping(method=RequestMethod.GET,value={"/customer/detail"})
        public ModelAndView customerDetail(@RequestParam(value="id", defaultValue="", required=true) int id) {
        	logger.info("Detail " + id);
            Map<String,Object> model = new HashMap<String,Object>();
            Object customer = customerBO.selectById(id);
            model.put("customer", customer);
            
            return new ModelAndView("CustomerDetail",model);

        }
        
        /**
         * handles customer update, first part: register loaded
         * @param model
         * @return the name of the view to show
         *  @RequestMapping({"/customer/update"})
         */
        @RequestMapping(method=RequestMethod.GET,value={"/customer/update"})
        public ModelAndView update(@RequestParam(value="id", defaultValue="", required=true) int id) {
        	logger.info("update " + id);
                Map<String,Object> model = new HashMap<String,Object>();
                Object customer = customerBO.selectById(id);
                model.put("customer", customer);
               return new ModelAndView("UpdateCustomer",model);

        }
        
        /**
         * handles save update customer request. In the jsp we are using spring's form:form tags
         * Spring expects a model called by default 'command' or any name
         * we set to it.
         * @return the name of the view to show
         * @RequestMapping({"/customer/saveUpdate"})
         */
        @RequestMapping(method=RequestMethod.POST,value={"/customer/saveupdate"})
        public String saveUpdate(@Valid Customer customer, BindingResult bindingResult) {
        		logger.info("update customer " + customer.toString());
        		
        		// In case of validation errors, go back to form
        		if (bindingResult.hasErrors()) {
        			Map<String, Object> model = new HashMap<String, Object>();
        			model.put("customer", customer);
        			return "UpdateCustomer";
        		}
        		
                customerBO.update(customer);
                return "redirect:/customer";
        }
}
